CVE-2026-66085: CWE-20 in Unisoc (Shanghai) Technologies Co., Ltd. Modem
Description
A vulnerability in Unisoc (Shanghai) Technologies Co., Ltd. modem devices (models T8100, T9100, and T8300) allows local attackers with limited privileges to cause information disclosure. The issue arises from missing filtering of sensitive data in crash dumps, potentially exposing confidential information without requiring additional execution privileges. The vulnerability has a medium severity rating with a CVSS score of 5.5.
CVSS v3.1
Score 5.5medium
Affected software
Unisoc (Shanghai) Technologies Co., Ltd.
Modem
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-66085 is a vulnerability in Unisoc modem devices where sensitive data is not properly filtered in crash dumps. This flaw allows local attackers with low privileges to access sensitive information through these crash dumps. The vulnerability does not require user interaction and does not impact integrity or availability, but it has a high impact on confidentiality. The affected products are Unisoc modem models T8100, T9100, and T8300.
Potential Impact
The vulnerability can lead to local information disclosure of sensitive data contained in crash dumps. No additional execution privileges or user interaction are needed, which increases the risk of exposure. However, the impact is limited to confidentiality; integrity and availability are not affected.
Mitigation Recommendations
No patch or official fix information is currently available for this vulnerability. Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is provided, limit local access to affected devices to trusted users only to reduce the risk of information disclosure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Unisoc
- Date Reserved
- 2026-07-24T02:05:12.603Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6acc438d2cdf04f65652e333
Added to database: 10/12/2026, 02:18:53 UTC
Last enriched: 10/12/2026, 02:33:23 UTC
Last updated: 10/12/2026, 02:33:23 UTC
Views: 5
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